2 * Copyright © 2017-2018 AT&T Intellectual Property.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.onap.ccsdk.apps.controllerblueprints.resource.dict.utils
19 import com.att.eelf.configuration.EELFLogger
20 import org.apache.commons.collections.CollectionUtils
21 import org.onap.ccsdk.apps.controllerblueprints.core.utils.TopologicalSortingUtils
22 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
23 import com.att.eelf.configuration.EELFManager
24 import java.util.ArrayList
26 * BulkResourceSequencingUtils.
28 * @author Brinda Santh
30 object BulkResourceSequencingUtils {
31 private val log: EELFLogger = EELFManager.getInstance().getLogger(BulkResourceSequencingUtils::class.java)
34 fun process(resourceAssignments: MutableList<ResourceAssignment>): List<List<ResourceAssignment>> {
35 val resourceAssignmentMap: MutableMap<String, ResourceAssignment> = hashMapOf()
36 val sequenceBatchResourceAssignment = ArrayList<List<ResourceAssignment>>()
37 log.info("Assignments ({})", resourceAssignments)
39 resourceAssignments.forEach { resourceAssignment ->
40 log.trace("Processing Key ({})", resourceAssignment.name)
41 resourceAssignmentMap.put(resourceAssignment.name, resourceAssignment)
44 val startResourceAssignment = ResourceAssignment()
45 startResourceAssignment.name = "*"
47 // Preepare Sorting Map
48 val topologySorting = TopologicalSortingUtils<ResourceAssignment>()
49 resourceAssignmentMap.forEach { _, resourceAssignment ->
50 if (CollectionUtils.isNotEmpty(resourceAssignment.dependencies)) {
51 for (dependency in resourceAssignment.dependencies!!) {
52 topologySorting.add(resourceAssignmentMap[dependency]!!, resourceAssignment)
55 topologySorting.add(startResourceAssignment, resourceAssignment)
59 val sequencedResourceAssignments: MutableList<ResourceAssignment> = topologySorting.topSort()!! as MutableList<ResourceAssignment>
60 log.info("Sorted Sequenced Assignments ({})", sequencedResourceAssignments)
62 var batchResourceAssignment: MutableList<ResourceAssignment>? = null
63 var batchAssignmentName: MutableList<String>? = null
66 sequencedResourceAssignments.forEachIndexed { index, resourceAssignment ->
68 var previousResourceAssignment: ResourceAssignment? = null
71 previousResourceAssignment = sequencedResourceAssignments[index - 1]
74 var dependencyPresence = false
75 if (batchAssignmentName != null && resourceAssignment.dependencies != null) {
76 dependencyPresence = CollectionUtils.containsAny(batchAssignmentName, resourceAssignment.dependencies)
79 log.trace("({}) -> Checking ({}), with ({}), result ({})", resourceAssignment.name,
80 batchAssignmentName, resourceAssignment.dependencies, dependencyPresence)
82 if (previousResourceAssignment != null && resourceAssignment.dictionarySource != null
83 && resourceAssignment.dictionarySource!!.equals(previousResourceAssignment.dictionarySource, true)
84 && !dependencyPresence) {
85 batchResourceAssignment!!.add(resourceAssignment)
86 batchAssignmentName!!.add(resourceAssignment.name)
88 if (batchResourceAssignment != null) {
89 sequenceBatchResourceAssignment.add(batchResourceAssignment!!)
90 log.trace("Created old Set ({})", batchAssignmentName)
92 batchResourceAssignment = arrayListOf()
93 batchResourceAssignment!!.add(resourceAssignment)
95 batchAssignmentName = arrayListOf()
96 batchAssignmentName!!.add(resourceAssignment.name)
99 if (index == sequencedResourceAssignments.size - 1) {
100 log.trace("Created old Set ({})", batchAssignmentName)
101 sequenceBatchResourceAssignment.add(batchResourceAssignment!!)
104 log.info("Batched Sequence : ({})", sequenceBatchResourceAssignment)
106 return sequenceBatchResourceAssignment